NAICS 517919: All Other Telecommunications
This industry comprises establishments primarily engaged in providing specialized telecommunications services, such as satellite tracking, communications telemetry, and radar station operation.  This industry also includes establishments primarily engaged in providing satellite terminal stations and associated facilities connected with one or more terrestrial systems and capable of transmitting telecommunications to, and receiving telecommunications from, satellite systems.  Establishments providing Internet services or Voice over Internet protocol (VoIP) services via client-supplied telecommunications connections are also included in this industry.  Establishments in this industry do not operate as telecommunications carriers.

Illustrative Examples:

Dial-up Internet service providers
Internet service providers, using client-supplied telecommunications connections (e.g., dial-up ISPs)
Satellite tracking stations
VoIP service providers, using client-supplied telecommunications connections

ExioML sector: Post and telecommunication services (64)
Region: US | Year: 2022
Sector value added: 1318185.34972 M EUR | Employment: 6912.63288208 thousand persons
Sector GHG emissions: 14755932297.8 kg CO2 eq | Energy carrier net total: 266659.908906 TJ | Carbon intensity: 0.011194125546103478

Company: Crown Castle Intl Corp
CCI serves wireless carriers, enterprises, financial services, technology companies, education institutions, wireless broadband service providers, government, healthcare, and wholesalers. The company's major customers include AT&T, Verizon Wireless, and T-Mobile.